Control unit



FIG. 1 is a bottom plan view of a control unit;

FIG. 2 is a front elevational view of the control unit of FIG. 1;

FIG. 3 is a perspective front view of the control unit of FIG. 1;

FIG. 4 is a perspective rear view of the control unit of FIG. 1;

FIG. 5 is a rear elevational view of the control unit of FIG. 1;

FIG. 6 is a right elevational view of the control unit of FIG. 1, the side opposite being a mirror image; and,

FIG. 7 is a top plan view of the control unit of FIG. 1.

The broken lines shown in the figures are included for the purpose of illustrating portions of the article and form no part of the claimed design. 

CLAIM The ornamental design for a control unit, as shown and described. 